5558888555 has 32 divisors (see below), whose sum is σ = 7392384000. Its totient is φ = 3978979200.

The previous prime is 5558888549. The next prime is 5558888557.

5558888555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5558888555 - 2¹⁰ = 5558887531 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (5558888557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3587921 + ... + 3589469.

It is an arithmetic number, because the mean of its divisors is an integer number (231012000).

Almost surely, 2^5558888555 is an apocalyptic number.

5558888555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5558888555 is a deficient number, since it is larger than the sum of its proper divisors (1833495445).

5558888555 is a wasteful number, since it uses less digits than its factorization.

5558888555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555.

The product of its digits is 64000000, while the sum is 62.

The square root of 5558888555 is about 74557.9543375487. The cubic root of 5558888555 is about 1771.4517285403.

The spelling of 5558888555 in words is "five billion, five hundred fifty-eight million, eight hundred eighty-eight thousand, five hundred fifty-five".